Covalent Compounds

How do covalent bonds form?

• Donating & receiving valence e- between atoms.
• Opposite slight charges attract each other between compounds.
• Scientists are still not sure how they form.
• Sharing valence e- between atoms.

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NGSS.HS-PS1-2

What two types of atoms make a covalent bond?

• 2 Nonmetals
• 1 Nonmetal and 1 Metal
• 2 Metals
• 2 Noble Gases

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What do we call a covalent bond where electrons are shared UNEVENLY or UNEQUALLY?

• Ionic
• Polar Covalent
• Nonpolar Covalent
• Van der Waals Force

How many valence electrons does nitrogen have?

• 3
• 2
• 5
• 1

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

What can be generalized about covalent bonds?

• Electrons will be exchanged.
• Electrons will be transferred.
• Electrons will be given and taken.
• Electrons will be shared.

Tags

NGSS.MS-PS1-1

What is it called if there are three-pairs of electrons being shared?

• Triple bond
• Bond length
• Tribond
• Chocolate Mousse

How many electrons are shared in a double bond?

• 2
• 4
• 6
• 8

Tags

NGSS.HS-PS1-2

When two nonmetals do not share electrons evenly, the resulting covalent bond will be

• nonpolar
• polar
• ionic
• metallic

A Nitrogen molecule (N2) has one triple bond. How many electrons do the nitrogen atoms share?

• 1
  1
• 3
• 4
• 6

Tags

NGSS.MS-PS1-1

Compared to ionic compounds, molecular compounds generally have...

• good conductivity
• greater densities
• more chemical bonds
• a low boiling point

Tags

NGSS.HS-PS1-3